package com.sjtu.streetplan.sqlite;

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteDatabase.CursorFactory;
import android.database.sqlite.SQLiteOpenHelper;

// ��ݿ������ Helper ��     
public class DatabaseHelper extends SQLiteOpenHelper {

	public DatabaseHelper(Context context, String name, CursorFactory factory,
			int version) {
		super(context, name, factory, version);
		// TODO Auto-generated constructor stub
	}

	@Override
	public void onCreate(SQLiteDatabase db) {
		// TODO Auto-generated method stub
		
	}

	@Override
	public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
		// TODO Auto-generated method stub
		
	}  
	
	@Override    
	public void onOpen(SQLiteDatabase db) {     
	    super.onOpen(db);     
	         
	    // TODO ÿ�γɹ�����ݿ�����ȱ�ִ��     
    }
}     